:root{
  --bg: #0b1220;
  --bg2:#0f1a33;
  --card:#111c36;
  --text:#e9eefc;
  --muted:#b6c4f3;
  --border:rgba(255,255,255,.10);
  --primary:#2f6bff;
  --primary2:#56ccf2;
  --ok:#18b26a;
  --bad:#ff4d6d;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 18px;
  --max: 1120px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background: radial-gradient(1200px 600px at 20% 0%, rgba(47,107,255,.25), transparent 60%),
              radial-gradient(1000px 600px at 90% 10%, rgba(86,204,242,.18), transparent 60%),
              linear-gradient(180deg, var(--bg), var(--bg2));
}
a{color:inherit; text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}
.nav{
  position:sticky; top:0; z-index:20;
  backdrop-filter: blur(10px);
  background: rgba(11,18,32,.75);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:14px; padding:14px 0;
}
.brand{display:flex; align-items:center; gap:12px; min-width: 220px;}
.logo{
  width:44px; height:44px; border-radius:14px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(47,107,255,.85), rgba(86,204,242,.65));
  box-shadow: var(--shadow);
  font-weight:800; letter-spacing:.5px;
}
.brand .title{font-weight:800}
.brand .sub{color:var(--muted); font-size:12px; margin-top:2px}
.menu{display:flex; align-items:center; gap:10px; flex-wrap:wrap}
.menu a{padding:10px 12px; border-radius:999px; color:var(--muted);}
.menu a.active, .menu a:hover{color:var(--text); background: rgba(255,255,255,.06);}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px; padding:12px 14px; border-radius:999px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.06);
  color:var(--text);
  cursor:pointer;
}
.btn.primary{
  border:none;
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  box-shadow: 0 10px 26px rgba(47,107,255,.25);
}
.hero{padding:46px 0 22px;}
.hero-grid{display:grid; gap:18px; grid-template-columns: 1.2fr .8fr; align-items:stretch;}
@media (max-width: 900px){.hero-grid{grid-template-columns:1fr}.brand{min-width:auto}}
.card{
  background: rgba(17,28,54,.78);
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card{padding:26px}
.kicker{
  display:inline-flex; gap:10px; align-items:center;
  padding:6px 10px; border-radius:999px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.05);
  color:var(--muted);
  font-size:12px;
}
h1{margin:14px 0 10px; font-size:44px; line-height:1.05}
@media (max-width:600px){h1{font-size:34px}}
.lead{color:var(--muted); font-size:16px; line-height:1.6; margin:0 0 18px}
.hero-actions{display:flex; gap:12px; flex-wrap:wrap}
.stats{display:grid; gap:12px; padding:18px}
.stat{padding:14px; border-radius:16px; background: rgba(255,255,255,.05); border:1px solid var(--border);}
.stat .k{color:var(--muted); font-size:12px}
.stat .v{font-weight:800; font-size:18px; margin-top:6px}
.section{padding:22px 0}
.section h2{margin:0 0 10px; font-size:26px}
.grid3{display:grid; gap:14px; grid-template-columns: repeat(3, 1fr)}
@media (max-width: 900px){.grid3{grid-template-columns:1fr}}
.feature{padding:18px}
.feature .icon{
  width:40px; height:40px; border-radius:14px;
  display:grid; place-items:center;
  background: rgba(47,107,255,.18);
  border:1px solid rgba(47,107,255,.25);
  margin-bottom:10px;
}
.feature p{color:var(--muted); margin:8px 0 0; line-height:1.6}
hr.sep{border:none; border-top:1px solid var(--border); margin:18px 0}
.form{padding:18px;}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:12px}
@media (max-width: 700px){.form-row{grid-template-columns:1fr}}
label{display:block; font-size:12px; color:var(--muted); margin:0 0 6px}
input, textarea{
  width:100%;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(0,0,0,.18);
  color:var(--text);
  padding:12px 12px;
  outline:none;
}
textarea{min-height:120px; resize:vertical}
input:focus, textarea:focus{border-color: rgba(86,204,242,.55)}
.small{color:var(--muted); font-size:12px; line-height:1.5}
.notice{margin-top:12px; padding:12px 14px; border-radius: 14px; border:1px solid var(--border); background: rgba(255,255,255,.05);}
.notice.ok{border-color: rgba(24,178,106,.35); background: rgba(24,178,106,.10)}
.notice.bad{border-color: rgba(255,77,109,.35); background: rgba(255,77,109,.10)}
.footer{padding:22px 0 40px; color:var(--muted);}
.footer a{text-decoration:underline}
.float-wa{
  position: fixed; right: 18px; bottom: 18px; z-index: 50;
  width: 56px; height: 56px; border-radius: 18px;
  display:grid; place-items:center;
  border:1px solid var(--border);
  background: rgba(17,28,54,.9);
  box-shadow: var(--shadow);
}
.float-wa:hover{transform: translateY(-2px)}